Simi Valley Cul-de-Sac Murders: A Tragic Family Ambush

Murder Files Unsealed · Sep 2, 2026 · 47m · transcript

In a tragic incident in Simi Valley, California, a respected radiologist and his wife were murdered during an ambush in their own garage. The investigation quickly shifted focus to the couple’s estranged son, Keith Cordis, who had traveled from Kentucky to commit the targeted attack. After fleeing the scene, the suspect took his own life inside a vehicle that he set on fire in a park seventy miles away. Authorities used ballistics and forensic databases to link the burned car and the weapon found in Chino to the double homicide. Community members and colleagues remember the victims as pillars…